From: Karl Fleischmann <karl.fleischmann@open-xchange.com>
Date: Fri, 10 Jun 2022 13:44:52 +0000 (+0200)
Subject: lib-index/test-mail-index-transaction-update.c: Fix timzone offset check
X-Git-Tag: 2.4.0~3820
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1a7b1f66fe;p=thirdparty%2Fdovecot%2Fcore.git

lib-index/test-mail-index-transaction-update.c: Fix timzone offset check

The extern timezone variable is not standardized. This commit introduces
a more portable way of determining the UTC-offset by using the local
time.
---

diff --git a/src/lib-index/test-mail-index-transaction-update.c b/src/lib-index/test-mail-index-transaction-update.c
index cdfa951115..632265025a 100644
--- a/src/lib-index/test-mail-index-transaction-update.c
+++ b/src/lib-index/test-mail-index-transaction-update.c
@@ -6,6 +6,7 @@
 #include "test-common.h"
 #include "mail-index-private.h"
 #include "mail-index-transaction-private.h"
+#include "utc-offset.h"
 
 #include <time.h>
 
@@ -630,7 +631,9 @@ static void test_mail_index_update_day_first_uid(void)
 
 	/* daylight savings times were confusing these tests, so we'll now
 	   just assume that TZ=UTC */
-	test_assert(timezone == 0);
+	time_t now = time(NULL);
+	struct tm *local_time = localtime(&now);
+	test_assert(utc_offset(local_time, now) == 0);
 
 	hdr.messages_count = 10;
 	t = mail_index_transaction_new();